private void InitializeSessions(SiteConfiguration site)
{
site.instr = new RFmxInstrMX(site.resourceName, "");
site.wlan = site.instr.GetWlanSignalConfiguration();
}
private void Measure(SiteConfiguration site, StreamWriter fileStream)
{
OFDMModAccResults results = FetchOFDMModAcc(site.wlan);
loggingThread.Enqueue((stream, rst) => stream.WriteLine(rst.CompositeRMSEVMMean_dB), fileStream, results);
}
public void Run()
{
// create sites, threads, and streams arrays
sites = new SiteConfiguration[NumberOfSites];
threads = new ConsumerThread[NumberOfSites];
streams = new StreamWriter[NumberOfSites];
for (int i = 0; i < NumberOfSites; i++)
{
sites[i] = new SiteConfiguration(resourceNames[i]); // create site configuration
threads[i] = new ConsumerThread(); // spawn consumer thread
threads[i].Enqueue(InitializeSessions, sites[i]); // queue instrument initialization
// set configuration data in each site
sites[i].commonConfig.CenterFrequency_Hz = 5.18e9;
sites[i].commonConfig.FrequencyReferenceSource = RFmxInstrMXConstants.OnboardClock;
sites[i].commonConfig.LOSource = RFmxInstrMXConstants.LOSourceOnboard;
sites[i].commonConfig.DigitalEdgeSource = "PXI_Trig" + i;
sites[i].signalConfig.AutoDetectSignal = false;
sites[i].signalConfig.ChannelBandwidth_Hz = 80e6;
sites[i].signalConfig.Standard = RFmxWlanMXStandard.Standard802_11ac;
streams[i] = new StreamWriter(File.Create(sites[i].resourceName + "_results.csv")); // create file for logging to disk
}
// spawn thread for logging to disk
loggingThread = new ConsumerThread();
// wait for sessions to initialize before continuing
for (int i = 0; i < NumberOfSites; i++)
{
threads[i].Wait();
}
// queue work items into threads
for (int i = 0; i < NumberOfSites; i++)
{
// RDL configurations
threads[i].Enqueue(ConfigureCommon, sites[i].instr, sites[i].wlan, sites[i].commonConfig, sites[i].autoLevelConfig, "");
threads[i].Enqueue(PowerEdgeTriggerOverride, sites[i]); // override digital edge trigger with power edge trigger
threads[i].Enqueue(ConfigureSignal, sites[i].wlan, sites[i].signalConfig, "");
threads[i].Enqueue(ConfigureOFDMModAcc, sites[i].wlan, sites[i].ofdmModAccConfig, "");
// initate and measure
threads[i].Enqueue((site) => site.wlan.Initiate("", ""), sites[i]);
threads[i].Enqueue(Measure, sites[i], streams[i]);
}
// close instruments
for (int i = 0; i < NumberOfSites; i++)
{
threads[i].Enqueue(sites[i].instr.Close);
}
// close threads
foreach (var thread in threads)
{
thread.Finish();
}
// close file streams
foreach (var fileStream in streams)
{
loggingThread.Enqueue(fileStream.Close);
}
// let logging thread finish working
loggingThread.Finish();
}
private void PowerEdgeTriggerOverride(SiteConfiguration site)
{
site.wlan.ConfigureIQPowerEdgeTrigger("", "0", RFmxWlanMXIQPowerEdgeTriggerSlope.Rising, -20.0, 0.0,
RFmxWlanMXTriggerMinimumQuietTimeMode.Auto, 0.0, RFmxWlanMXIQPowerEdgeTriggerLevelType.Relative, true);
}